/ Dictionary / Index R rental collection: Meaning and Definition of Find definitions for: rent'al collec"tion Pronunciation: [key] a group of books, in a public or other free library, for which a borrower must pay a fee. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. rental rental library Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language